Also found in: Thesaurus, Medical, Legal, Idioms, Encyclopedia.

jet 1

1. A dense black coal that takes a high polish and is used for jewelry.
2. A deep black.
1. Made of or resembling a dense, black, highly polished coal.
2. Black as coal; jet-black: jet hair.

[Middle English, from Anglo-Norman geet, from Latin gagātēs, from Greek, after Gagas, a town of Lycia.]

jet 2

a. A high-velocity fluid stream forced under pressure out of a small-diameter opening or nozzle.
b. An outlet, such as a nozzle, used for emitting such a stream.
c. Something emitted in or as if in a high-velocity fluid stream: "such myriad and such vivid jets of images" (Henry Roth).
a. A jet-propelled vehicle, especially a jet-propelled aircraft.
b. A jet engine.
v. jet·ted, jet·ting, jets
1. To travel by jet aircraft: jetted from Houston to Los Angeles.
2. To move very quickly.
To propel outward or squirt, as under pressure: "Any man might ... hang around ... jetting tobacco juice" (Ross Lockridge, Jr.).

[French, from Old French, from jeter, to spout forth, throw, from Vulgar Latin *iectāre, alteration of Latin iactāre, frequentative of iacere, to throw; see yē- in Indo-European roots.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.jetting - propelled violently in a usually narrow stream
running - (of fluids) moving or issuing in a stream; "as mountain stream with freely running water"; "hovels without running water"
References in classic literature ?
That night, too, there was another jetting out of gas from the distant planet.
The long, agitated noses of their, big guns, jetting thin transparent flashes and the broadside activity of the quick-firers, were the chief facts in this bird's-eye view.
9,10) Unlike supraglottic jetting, in which blood and tissue can be blown distally and require treatment suction, (20) the Mon-Jet tube requires little, if any, suctioning.